VB Blog

New Zeus/SpyEye botnet does away with command-and-control servers

Posted by   Virus Bulletin on   Feb 22, 2012

Increasing use of UDP to avoid communication tracking.

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200-fold increase in HTML-attachment spam

Posted by   Virus Bulletin on   Feb 16, 2012

Cutwail botnet likely behind campaign that sends users to Phoenix exploit kit.

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'Hotmail and Gmail have best spam filter' says Cascade spam test

Posted by   Virus Bulletin on   Feb 15, 2012

Comparative test did not take false positives into account.

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February issue of VB published

Posted by   Virus Bulletin on   Feb 1, 2012

The February issue of Virus Bulletin is now available for subscribers to download.

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Hacktivists hijack DNS of popular websites

Posted by   Virus Bulletin on   Jan 26, 2012

Security at registrars may be weak link.

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New RFC describes best practices for running DNS-based lists

Posted by   Virus Bulletin on   Jan 24, 2012

DNSBL users advised to avoid those lists that charge for delisting.

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Vulnerability turns McAfee's anti-malware solution into open relay

Posted by   Virus Bulletin on   Jan 19, 2012

Flaw allows for spam to be sent through customers' PCs.

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AV-Test releases latest results

Posted by   Virus Bulletin on   Jan 18, 2012

Business and consumer products achieve high pass rate.

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Sykipot trojan used to target smart cards

Posted by   Virus Bulletin on   Jan 13, 2012

Defence companies among small number of targets.

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Spammers link to site containing QR code

Posted by   Virus Bulletin on   Jan 10, 2012

Curious users may scan URL and end up on pharma websites.

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VB2014 preview: two papers on Linux server malware

Researchers from ESET, Yandex and Symantec look at emerging malware trend.
Researchers from ESET, Yandex and Symantec look at emerging malware trend.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we are looking at… https://www.virusbulletin.com/blog/2014/09/preview-two-papers-linux-server-malware/

VB2014 preview: keynote and closing panel

Vulnerability disclosure one of the hottest issues in security.
Vulnerability disclosure one of the hottest issues in security. In the proceedings of the 24th Virus Bulletin conference, the words 'vulnerabilty' and 'vulnerabilities' occur more… https://www.virusbulletin.com/blog/2014/09/preview-keynote-and-closing-panel/

Report: VB100 comparative review on Windows Server 2012

23 out of 29 tested products earn VB100 award.
23 out of 29 tested products earn VB100 award.Windows Server 2012 is the server version of Windows 8, the most recent version of Microsoft's operating system. Though supposedly… https://www.virusbulletin.com/blog/2014/09/report-comparative-review-windows-server-2012/

DNS cache poisoning used to steal emails

Call to use end-to-end encryption and to deploy DNSSEC.
Call to use end-to-end encryption and to deploy DNSSEC.DNS is sometimes called 'the phone book of the Internet'. If true, then it is a phone book that makes it relatively easy to… https://www.virusbulletin.com/blog/2014/09/dns-cache-poisoning-used-steal-emails/

VB2014 preview: Apple without a shell - iOS under targeted attack

FireEye researchers show a large attack vector for Apple's mobile operating system.
FireEye researchers show a large attack vector for Apple's mobile operating system.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we are… https://www.virusbulletin.com/blog/2014/09/preview-apple-without-shell-ios-under-targeted-attack/

Left-to-right override makes a return in spam

Trick shows that spammers still try to beat content-based filters.
Trick shows that spammers still try to beat content-based filters. A decade ago, when spam had become a serious issue, most spam filters tried to block the unwanted emails based on… https://www.virusbulletin.com/blog/2014/09/left-right-override-makes-return-spam/

Paper: Prosecting the Citadel botnet - revealing the dominance of the Zeus descendent: part two

Aditya K. Sood and Rohit Bansal study the malware's behaviour when ran on a physical machine.
Aditya K. Sood and Rohit Bansal study the malware's behaviour when ran on a physical machine. Last week, we published the first part of the paper 'Prosecting the Citadel botnet -… https://www.virusbulletin.com/blog/2014/09/paper-prosecting-citadel-botnet-revealing-dominance-zeus-descendent-part-two/

Crypto blunder makes TorrentLocker easy to crack

Use of single XOR key leaves ransomware open to known-plaintext attack.
Use of single XOR key leaves ransomware open to known-plaintext attack. It has been said many times before: cryptography is hard. Earlier this year, the authors of the 'Bitcrypt'… https://www.virusbulletin.com/blog/2014/09/crypto-blunder-makes-torrentlocker-easy-crack/

VB2014 preview: The three levels of exploit testing

Richard Ford and Marco Carvalho present an idea for how to test products that claim to detect the unknown.
Richard Ford and Marco Carvalho present an idea for how to test products that claim to detect the unknown.In the weeks running up to VB2014 (the 24th Virus Bulletin International… https://www.virusbulletin.com/blog/2014/09/preview-three-levels-exploit-testing/

VB2014 preview: last-minute papers added to the programme

Hot topics to be covered at VB2014 conference in Seattle.
Hot topics to be covered at VB2014 conference in Seattle. Although most of the VB2014 conference programme was announced back in April, it looks anything but dated. A paper on… https://www.virusbulletin.com/blog/2014/09/preview-last-minute-papers-added-programme/

Paper: Prosecting the Citadel botnet - revealing the dominance of the Zeus descendent: part one

Aditya K. Sood and Rohit Bansal dissect botnet primarily used for financial fraud.
Aditya K. Sood and Rohit Bansal dissect botnet primarily used for financial fraud. It is unlikely that anyone still thinks that cybercrime is performed by 16-year-old kids who… https://www.virusbulletin.com/blog/2014/09/paper-prosecting-citadel-botnet-revealing-dominance-zeus-descendent-part-one/

VB2014 preview: Swipe away, we're watching you

Hong Kei Chan and Liang Huang describe the various aspects and the evolution of point-of-sale malware.
Hong Kei Chan and Liang Huang describe the various aspects and the evolution of point-of-sale malware.In the weeks running up to VB2014 (the 24th Virus Bulletin International… https://www.virusbulletin.com/blog/2014/09/preview-swipe-away-we-re-watching-you/

September

Anti-virus and security related news provided by independent anti-virus advisors, Virus Bulletin
https://www.virusbulletin.com/blog/2014/09/

VB2014 preview: Design to discover: security analytics with 3D visualization engine

Thibault Reuille and Dhia Mahjoub use particle physics to shows clusters of malicious domains.
Thibault Reuille and Dhia Mahjoub use particle physics to shows clusters of malicious domains.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference),… https://www.virusbulletin.com/blog/2014/08/preview-design-discover-security-analytics-3d-visualization-engine/

Malicious ads served on java.com

If you do need to run plug-ins, make sure you enable click-to-play.
If you do need to run plug-ins, make sure you enable click-to-play. Last week, we published a blog previewing the VB2014 paper 'Optimized mal-ops. Hack the ad network like a boss'… https://www.virusbulletin.com/blog/2014/08/malicious-ads-served-java-com/

Srizbi kernel-mode spambot reappears as Pitou

Malware possibly still in the 'brewing' stage.
Malware possibly still in the 'brewing' stage. In November 2007, we published an article by Kimmo Kasslin (F-Secure) and Elia Florio (Symantec), in which they analysed the 'Srizbi'… https://www.virusbulletin.com/blog/2014/08/srizbi-kernel-mode-spambot-reappears-pitou/

VB2014 preview: Methods of malware persistence on Mac OS X

Patrick Wardle shows that OS X users really have something to worry about.
Patrick Wardle shows that OS X users really have something to worry about.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we will look at some… https://www.virusbulletin.com/blog/2014/08/preview-methods-malware-persistence-mac-os-x/

More than two million home routers have 'wide open backdoor'

Default password makes vulnerability easy to exploit.
Default password makes vulnerability easy to exploit. Researchers at Trend Micro have discovered an easy-to-exploit backdoor in routers from Chinese manufacturer Netcore, that… https://www.virusbulletin.com/blog/2014/08/more-two-million-home-routers-have-wide-open-backdoor/

VB2014 preview: Duping the machine - malware strategies, post sandbox detection

James Wyke looks at four difference decoy methods.
James Wyke looks at four difference decoy methods.In the weeks running up to VB2014 (the 24th Virus Bulletin International Conference), we will look at some of the research that… https://www.virusbulletin.com/blog/2014/08/preview-duping-machine-malware-strategies-post-sandbox-detection/

Paper: Bird's nest

Raul Alvarez studies the Neshta prepending file infector.
Raul Alvarez studies the Neshta prepending file infector. File infectors can be categorized by how they attach themselves to the host file. A cavity virus attaches itself to the… https://www.virusbulletin.com/blog/2014/08/paper-bird-s-nest/

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